拍品 386
386
unmounted mint Block Larger Than four -- 2c. lower left corner block of six (2x3) with black omitted, fine unmounted mint. S.G. 213a, #450

細節
unmounted mint Block Larger Than four -- 2c. lower left corner block of six (2x3) with black omitted, fine unmounted mint. S.G. 213a, #450